AT327168B - Verfahren zum abtrennen von hochreinen vinylaromaten, vorzugsweise von styrol, aus kohlenwasserstoffgemischen durch extraktive destillation - Google Patents

Verfahren zum abtrennen von hochreinen vinylaromaten, vorzugsweise von styrol, aus kohlenwasserstoffgemischen durch extraktive destillation

Info

Publication number
AT327168B
AT327168B AT998073A AT998073A AT327168B AT 327168 B AT327168 B AT 327168B AT 998073 A AT998073 A AT 998073A AT 998073 A AT998073 A AT 998073A AT 327168 B AT327168 B AT 327168B
Authority
AT
Austria
Prior art keywords
flavors
extractive distillation
highly pure
hydrocarbon mixtures
preferably styrene
Prior art date
Application number
AT998073A
Other languages
English (en)
Other versions
ATA998073A (de
Inventor
Alessandro Ginnasi
Alessandro Vetere
Pierantonio Martera
Original Assignee
Snam Progetti
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Snam Progetti filed Critical Snam Progetti
Publication of ATA998073A publication Critical patent/ATA998073A/de
Application granted granted Critical
Publication of AT327168B publication Critical patent/AT327168B/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
    • C10G21/02—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents with two or more solvents, which are introduced or withdrawn separately
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
    • C10G21/06—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents characterised by the solvent used
    • C10G21/12—Organic compounds only
    • C10G21/20—Nitrogen-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G7/00—Distillation of hydrocarbon oils
    • C10G7/08—Azeotropic or extractive distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
AT998073A 1972-11-29 1973-11-28 Verfahren zum abtrennen von hochreinen vinylaromaten, vorzugsweise von styrol, aus kohlenwasserstoffgemischen durch extraktive destillation AT327168B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT32208/72A IT971310B (it) 1972-11-29 1972-11-29 Procedimento per la separazione di un idrocarburo vinil aromatico ad elevata purezza da miscele idro carburiche che lo contengono

Publications (2)

Publication Number Publication Date
ATA998073A ATA998073A (de) 1975-04-15
AT327168B true AT327168B (de) 1976-01-26

Family

ID=11235008

Family Applications (1)

Application Number Title Priority Date Filing Date
AT998073A AT327168B (de) 1972-11-29 1973-11-28 Verfahren zum abtrennen von hochreinen vinylaromaten, vorzugsweise von styrol, aus kohlenwasserstoffgemischen durch extraktive destillation

Country Status (30)

Country Link
JP (1) JPS546537B2 (de)
AR (1) AR206207A1 (de)
AT (1) AT327168B (de)
AU (1) AU6264173A (de)
BE (1) BE807791A (de)
BG (1) BG25202A3 (de)
BR (1) BR7309361D0 (de)
CA (1) CA1022104A (de)
CH (1) CH605481A5 (de)
CS (1) CS200154B2 (de)
DD (1) DD107668A5 (de)
DE (1) DE2359548B2 (de)
DK (1) DK138844B (de)
EG (1) EG11297A (de)
ES (1) ES421201A1 (de)
FR (1) FR2207891B1 (de)
GB (1) GB1437470A (de)
IE (1) IE38964B1 (de)
IN (1) IN139182B (de)
IT (1) IT971310B (de)
LU (1) LU68878A1 (de)
MW (1) MW7473A1 (de)
NL (1) NL7316308A (de)
PH (1) PH11399A (de)
SE (1) SE403282B (de)
SU (1) SU563910A3 (de)
TR (1) TR17833A (de)
YU (1) YU37298B (de)
ZA (1) ZA738803B (de)
ZM (1) ZM18273A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4514261A (en) * 1984-08-31 1985-04-30 El Paso Products Company Refining of tertiary butylstyrene
GB2163773B (en) * 1984-08-31 1988-04-20 El Paso Products Co Process for recovering tertiary butylstyrene

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1385145A (fr) * 1964-03-11 1965-01-08 Erdoelchemie Gmbh Procédé pour séparer l'o-xylène et le styrène
DE1808758C3 (de) * 1968-11-14 1974-10-17 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Abtrennung reiner aromatischer Kohlenwasserstoffe aus Kohlenwasserstoffgemische!!

Also Published As

Publication number Publication date
PH11399A (en) 1977-12-14
JPS4982638A (de) 1974-08-08
TR17833A (tr) 1976-04-13
ATA998073A (de) 1975-04-15
EG11297A (en) 1978-09-30
AU6264173A (en) 1975-05-22
SU563910A3 (ru) 1977-06-30
IE38964B1 (en) 1978-07-05
IN139182B (de) 1976-05-15
CS200154B2 (en) 1980-08-29
ZA738803B (en) 1974-10-30
CH605481A5 (de) 1978-09-29
DE2359548A1 (de) 1974-06-20
LU68878A1 (de) 1974-01-29
YU37298B (en) 1984-08-31
IE38964L (en) 1974-05-29
BE807791A (fr) 1974-03-15
BR7309361D0 (pt) 1974-09-05
YU303473A (en) 1983-04-27
DK138844B (da) 1978-11-06
DD107668A5 (de) 1974-08-12
GB1437470A (en) 1976-05-26
ZM18273A1 (en) 1974-08-22
FR2207891A1 (de) 1974-06-21
BG25202A3 (en) 1978-08-10
MW7473A1 (en) 1974-09-11
DE2359548B2 (de) 1976-01-15
CA1022104A (en) 1977-12-06
JPS546537B2 (de) 1979-03-29
AR206207A1 (es) 1976-07-07
DK138844C (de) 1979-04-17
FR2207891B1 (de) 1977-09-30
IT971310B (it) 1974-04-30
SE403282B (sv) 1978-08-07
NL7316308A (de) 1974-05-31
ES421201A1 (es) 1976-04-16

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee